1. Let S be between R and T. Use the Segment Addition Postulate to solve for m.

RS = 2m + 2
ST = 3m + 3
RT = 15

A. m = 3
B. m = 2
C. m = 9
D. m = 4

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  1. RT = RS + ST = 15.
    (2m+2) + (3m+3) = 15.
    m = ?.

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  2. D.4

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